CN211209600U

CN211209600U - Device for improving heat dissipation efficiency of solar inverter

Info

Publication number: CN211209600U
Application number: CN201922440197.1U
Authority: CN
Inventors: 赖国有; 王明道; 方锋林; 潘伟星; 罗仕胜
Original assignee: Foshan Snet Energy Electric Technology Co ltd
Current assignee: Foshan Snet Energy Electric Technology Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-08-07
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses an improve device of solar inverter radiating efficiency, including dc-to-ac converter body, heating panel mount pad and spring, the heating panel mount pad is installed to the lateral wall of dc-to-ac converter body, and the inside of heating panel mount pad has seted up the spout, the inside of spout is provided with outer heat dissipation board, and the inside of outer heat dissipation board has seted up first restricted groove, second restricted groove has been seted up to the inside of outer heat dissipation board, and first restricted groove and second restricted groove are connected, the inside in first restricted groove and second restricted groove is provided with the active rod, and the fixed surface of active rod installs the restricted block. This improve device of solar inverter radiating efficiency constitutes sliding construction's outer heat dissipation board between and the spout, is favorable to the dislocation of louvre on follow-up outer heat dissipation board and the interior heat dissipation board, makes interior heat dissipation board can block a little rainwater that floats into from outer heat dissipation board, has prolonged the life of dc-to-ac converter.

Description

Device for improving heat dissipation efficiency of solar inverter

Technical Field

The utility model relates to a solar inverter technical field specifically is an improve solar inverter radiating efficiency's device.

Background

Along with the enhancement of people's environmental protection consciousness, photovoltaic power generation is more and more favored by people, and the electricity that photovoltaic board produced is the direct current, can't directly be the domestic appliance power supply, consequently need use the dc-to-ac converter with direct current conversion to the alternating current, and the heat-sinking capability of dc-to-ac converter can direct relation to the life of inverter.

Most of the heat dissipation devices of the solar inverter have the following problems:

firstly, the heat dissipation plate of the inverter is mostly provided with only one layer, rainwater can enter the interior of the inverter through the heat dissipation holes, and the service life of the inverter is shortened;

secondly, the existing inverter heat dissipation plate is mostly integrated with the box body, so that the subsequent cleaning of dirt on the edge of the hole of the heat dissipation plate is inconvenient.

We have therefore proposed an apparatus for improving the heat dissipation efficiency of a solar inverter in order to solve the problems set forth above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an improve device of solar inverter radiating efficiency to solve common solar inverter's heat abstractor on the existing market that proposes in the above-mentioned background art, the heating panel of dc-to-ac converter mostly only has the one deck, and the rainwater can get into the inside of dc-to-ac converter through the louvre, and the current dc-to-ac converter heating panel is mostly integrative with box itself simultaneously, comparatively inconvenient problem when leading to follow-up dirt to heating panel hole edge to clear up.

In order to achieve the above object, the utility model provides a following technical scheme: a device for improving the heat dissipation efficiency of a solar inverter comprises an inverter body, a heat dissipation plate mounting seat and a spring, wherein the heat dissipation plate mounting seat is mounted on the side wall of the inverter body, a sliding groove is formed in the heat dissipation plate mounting seat, an outer heat dissipation plate is arranged in the sliding groove, a first limiting groove is formed in the outer heat dissipation plate, a second limiting groove is formed in the outer heat dissipation plate, the first limiting groove is connected with the second limiting groove, a driving rod is arranged in the first limiting groove and the second limiting groove, a limiting block is fixedly mounted on the outer surface of the driving rod, an inner heat dissipation plate is arranged behind the outer heat dissipation plate, an extrusion movable groove is formed in the inner heat dissipation plate, an extrusion column is arranged in the extrusion movable groove, a fixing column is arranged at the left end of the extrusion column, and the fixing column is located in a fixing groove formed in the side wall of the inverter body, and the fixed column is connected with the extrusion movable groove, the springs are arranged in the extrusion movable groove and the fixed groove, the extrusion block is arranged in the inner heat dissipation plate, the front end of the extrusion block is fixedly provided with the transmission shaft, and the connecting block is fixedly arranged at the top of the transmission shaft.

Preferably, the length of the outer heat dissipation plate is greater than that of the inner heat dissipation plate, and a sliding structure is formed between the outer heat dissipation plate and the sliding groove.

Preferably, a sliding structure is formed between the limiting block and the first limiting groove, and the length of the second limiting groove is greater than that of the first limiting groove.

Preferably, the extrusion columns are symmetrically distributed about the longitudinal center line of the inner heat dissipation plate, and the extrusion columns and the extrusion movable grooves form a telescopic structure through springs.

Preferably, the end faces of the fixed column and the extrusion column are both arc-shaped structures, and the fixed column and the extrusion movable groove are connected in a clamping mode.

Preferably, the shape of the extrusion block at the bottom of the transmission shaft is oval, and the shape of the connecting block at the top of the transmission shaft is square.

Compared with the prior art, the beneficial effects of the utility model are that: the device for improving the heat dissipation efficiency of the solar inverter,

1. the outer heat dissipation plate with a sliding structure is formed between the outer heat dissipation plate and the sliding groove, so that the dislocation of heat dissipation holes on the subsequent outer heat dissipation plate and the subsequent inner heat dissipation plate is facilitated, the inner heat dissipation plate can block a little rainwater which flows into the outer heat dissipation plate, and the service life of the inverter is prolonged;

2. the second limiting groove with the length larger than that of the first limiting groove is beneficial to the rotation of the subsequent limiting block in the second limiting groove, and the extrusion columns are symmetrically distributed about the longitudinal center line of the inner heat dissipation plate, so that the connection between the heat dissipation plate mounting seat and the inverter body is firmer;

3. the shape is that oval extrusion piece uses through the cooperation with the extrusion post that the terminal surface is the arc structure, makes the dismantlement of heating panel mount pad become simpler, and the terminal surface is the fixed column of arc structure, more is favorable to being connected between fixed column and the extrusion movable groove.

Drawings

FIG. 1 is a schematic view of the overall front view structure of the present invention;

FIG. 2 is a schematic top view of a cross-sectional structure of the heat sink mounting base according to the present invention;

FIG. 3 is a schematic view of the top cross-sectional structure of the extrusion block of the present invention;

FIG. 4 is a schematic view of the three-dimensional structure of the limiting block and the driving rod of the present invention;

fig. 5 is a schematic diagram of a three-dimensional structure of the first limiting groove of the present invention.

In the figure: 1. an inverter body; 2. a heat dissipation plate mounting base; 3. a chute; 4. an outer heat sink; 5. a first limiting groove; 6. a second limiting groove; 7. a driving lever; 8. a limiting block; 9. an inner heat dissipation plate; 10. extruding the movable groove; 11. extruding the column; 12. fixing a column; 13. fixing grooves; 14. a spring; 15. extruding the block; 16. a drive shaft; 17. and (4) connecting the blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a device for improving the heat dissipation efficiency of a solar inverter comprises an inverter body 1, a heat dissipation plate mounting seat 2 and a spring 14, wherein the heat dissipation plate mounting seat 2 is mounted on the side wall of the inverter body 1, a sliding groove 3 is formed in the heat dissipation plate mounting seat 2, an outer heat dissipation plate 4 is arranged in the sliding groove 3, a first limiting groove 5 is formed in the outer heat dissipation plate 4, a second limiting groove 6 is formed in the outer heat dissipation plate 4, the first limiting groove 5 is connected with the second limiting groove 6, a driving rod 7 is arranged in the first limiting groove 5 and the second limiting groove 6, a limiting block 8 is fixedly mounted on the outer surface of the driving rod 7, an inner heat dissipation plate 9 is arranged behind the outer heat dissipation plate 4, an extrusion movable groove 10 is formed in the inner heat dissipation plate 9, an extrusion column 11 is arranged in the extrusion movable groove 10, and a fixing column 12 is arranged at the left end of the extrusion column 11, the fixed column 12 is located inside a fixed groove 13 formed in the side wall of the inverter body 1, the fixed column 12 is connected with an extrusion movable groove 10, springs 14 are arranged inside the extrusion movable groove 10 and the fixed groove 13, an extrusion block 15 is arranged inside the inner heat dissipation plate 9, a transmission shaft 16 is fixedly mounted at the front end of the extrusion block 15, and a connecting block 17 is fixedly mounted at the top of the transmission shaft 16.

The length of outer heat dissipation board 4 is greater than the length of interior heating panel 9, and constitutes sliding construction between outer heat dissipation board 4 and the spout 3, is favorable to the dislocation of louvre on follow-up outer heat dissipation board 4 and the interior heating panel 9, makes interior heating panel 9 can block a little rainwater that wafts into from outer heat dissipation board 4, avoids the inside of rainwater entering dc-to-ac converter.

A sliding structure is formed between the limiting block 8 and the first limiting groove 5, and the length of the second limiting groove 6 is larger than that of the first limiting groove 5, so that the subsequent rotation of the limiting block 8 in the second limiting groove 6 is facilitated, and the subsequent limitation on the axial movement of the driving rod 7 is facilitated.

The extrusion columns 11 are symmetrically distributed about the longitudinal center line of the inner heat dissipation plate 9, the extrusion columns 11 form a telescopic structure with the extrusion movable grooves 10 through the springs 14, and the extrusion columns 11 symmetrically distributed about the longitudinal center line of the inner heat dissipation plate 9 enable the connection between the heat dissipation plate mounting seat 2 and the inverter body 1 to be firmer, so that the subsequent heat dissipation work of the inverter is facilitated.

The fixed column 12 is the arc structure with the terminal surface of extrusion post 11, and is connected for the block between fixed column 12 and the extrusion movable groove 10, and the terminal surface is the fixed column 12 of arc structure, more is favorable to being connected between fixed column 12 and the extrusion movable groove 10, is favorable to the dismantlement of heating panel mount pad 2.

The shape of 16 bottom extrusions 15 of transmission shaft is the ellipse, and the shape of the connecting block 17 at 16 tops of transmission shaft is the square, and the shape is that the oval extrusion piece 15 is used through the cooperation with the extrusion post 11 that the terminal surface is the arc structure, makes the dismantlement of heating panel mount pad 2 become simpler, is favorable to follow-up clearance to external heating panel 4 and interior heating panel 9.

The working principle is as follows: according to the figures 1 and 2, when the inverter body 1 needs to be protected from rain, the driving rod 7 is manually pulled, so that the driving rod 7 drives the outer heat dissipation plate 4 to slide in the sliding groove 3 formed in the heat dissipation plate mounting seat 2, and the heat dissipation holes in the outer heat dissipation plate 4 and the heat dissipation holes in the inner heat dissipation plate 9 are staggered, and then the inner heat dissipation plate 9 can block a small amount of rainwater which flows into the inverter from the heat dissipation holes in the outer heat dissipation plate 4 outside the inverter (note that when the external temperature is not too high, the heat dissipation holes in the outer heat dissipation plate 4 and the heat dissipation holes in the inner heat dissipation plate 9 can be always staggered, so that certain dirt such as dust can be blocked, and when the external temperature is higher, the concentric heat dissipation holes of the two heat dissipation plates can be used);

according to fig. 2-5, when the heat sink mounting seat 2 needs to be disassembled, the driving rod 7 is pressed by both hands, so that the limiting block 8 fixedly mounted on the outer surface of the driving rod 7 slides into the second limiting groove 6 from the first limiting groove 5, the connecting block 17 fixedly mounted on the top of the transmission shaft 16 is clamped into the rear end of the driving rod 7, then the driving rod 7 is rotated, the driving rod 7 drives the transmission shaft 16 to rotate, and further the transmission shaft 16 drives the extrusion block 15 to rotate, so that the extrusion block 15 pushes the extrusion column 11 to slide in the extrusion movable groove 10, then the extrusion column 11 pushes the fixed column 12 to separate from the extrusion movable groove 10, and simultaneously the springs 14 arranged in the extrusion movable groove 10 and the fixed groove 13 are compressed, and finally the driving rod 7 is pulled outwards, so as to complete the disassembling work of the heat sink mounting seat 2, which is the working process of the whole device, and those not described in detail in this specification are well within the skill of those in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an improve device of solar inverter radiating efficiency, includes inverter body (1), heating panel mount pad (2) and spring (14), its characterized in that: the side wall of the inverter body (1) is provided with a heat dissipation plate mounting seat (2), the inside of the heat dissipation plate mounting seat (2) is provided with a sliding groove (3), the inside of the sliding groove (3) is provided with an outer heat dissipation plate (4), the inside of the outer heat dissipation plate (4) is provided with a first limiting groove (5), the inside of the outer heat dissipation plate (4) is provided with a second limiting groove (6), the first limiting groove (5) is connected with the second limiting groove (6), the inside of the first limiting groove (5) and the second limiting groove (6) is provided with a driving rod (7), the outer surface of the driving rod (7) is fixedly provided with a limiting block (8), the rear of the outer heat dissipation plate (4) is provided with an inner heat dissipation plate (9), the inside of the inner heat dissipation plate (9) is provided with an extrusion movable groove (10), the inside of the extrusion movable groove (10) is provided with an extrusion column (11), and the left end of extrusion post (11) is provided with fixed column (12), fixed column (12) are located the inside of fixed slot (13) of seting up on inverter body (1) lateral wall, and fixed column (12) are connected with extrusion movable groove (10), the inside of extrusion movable groove (10) and fixed slot (13) all is provided with spring (14), the inside of interior heating panel (9) is provided with extrusion piece (15), and the front end fixed mounting of extrusion piece (15) has transmission shaft (16) to the top fixed mounting of transmission shaft (16) has connecting block (17).

2. The apparatus of claim 1, wherein the apparatus for improving heat dissipation efficiency of the solar inverter comprises: the length of the outer heat dissipation plate (4) is larger than that of the inner heat dissipation plate (9), and a sliding structure is formed between the outer heat dissipation plate (4) and the sliding groove (3).

3. The apparatus of claim 1, wherein the apparatus for improving heat dissipation efficiency of the solar inverter comprises: a sliding structure is formed between the limiting block (8) and the first limiting groove (5), and the length of the second limiting groove (6) is larger than that of the first limiting groove (5).

4. The apparatus of claim 1, wherein the apparatus for improving heat dissipation efficiency of the solar inverter comprises: the extrusion columns (11) are symmetrically distributed about the longitudinal central line of the inner heat dissipation plate (9), and the extrusion columns (11) form a telescopic structure with the extrusion movable grooves (10) through springs (14).

5. The apparatus of claim 1, wherein the apparatus for improving heat dissipation efficiency of the solar inverter comprises: the end faces of the fixed column (12) and the extrusion column (11) are both arc-shaped structures, and the fixed column (12) is connected with the extrusion movable groove (10) in a clamping manner.

6. The apparatus of claim 1, wherein the apparatus for improving heat dissipation efficiency of the solar inverter comprises: the shape of the extrusion block (15) at the bottom of the transmission shaft (16) is oval, and the shape of the connecting block (17) at the top of the transmission shaft (16) is square.